mirror of
https://github.com/zellyn/a2audit.git
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89 lines
1.1 KiB
NASM
89 lines
1.1 KiB
NASM
;;; Apple II audit routines
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;;; Copyright © 2016 Zellyn Hunter <zellyn@gmail.com>
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!convtab <apple ii/convtab.bin>
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!to "audit.o", plain
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* = $6000
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HOME = $FC58
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COUT = $FDED
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CROUT = $FD8E
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PRBYTE = $FDDA
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PRNTYX = $F940
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STRINGS = $7000
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!set LASTSTRING = $7000
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;; Printing and error macros.
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!src "macros.asm"
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main:
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jsr HOME
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+print
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!text "APPLE II AUDIT",$8D,$8D
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+printed
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;; Detection and reporting of model and memory.
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!src "detect.asm"
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;; Language card tests.
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!src "langcard.asm"
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end: jmp *
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print
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lda $C081
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lda $C081
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pla
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sta getch+1
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pla
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sta getch+2
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- inc getch+1
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bne getch
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inc getch+2
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getch lda $FEED ; FEED gets modified
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beq +
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jsr COUT
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jmp -
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+ rts
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errora
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pha
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lda $C082
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lda #'A'
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jsr COUT
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lda #':'
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jsr COUT
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pla
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jsr PRBYTE
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jsr CROUT
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error
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lda $C082
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pla
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sta getche+1
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pla
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sta getche+2
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- inc getche+1
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bne getche
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inc getche+2
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getche lda $FEED ; FEED gets modified
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beq +
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jsr COUT
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jmp -
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+
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+print
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!text "ZELLYN.COM/A2AUDIT/V0#E",0
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+printed
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jsr PRNTYX
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rts
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!src "technote2.asm"
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; !if * != STRINGS {
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; !error "Expected STRINGS to be ", *
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; }
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!if * > STRINGS {
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!error "End of compilation passed STRINGS:", *
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}
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